重点讲解：
1. make sure that
一定要；设法保证；
eg. But, we want to make sure that everything we do has the right nutritional value for our kids.
但我们还是希望确保我们提供的所有食品对孩子有恰当的营养价值。
eg. We have to respect individuals' rights and make sure that they're not harassing people online.
我们必须尊重个人的权利，确保人们在网络上不受干扰。
2. be full of
有大量…的；满是…的；
eg. The book is full of amusing sidelights on his family background.
书中有很多关于他家庭背景的趣闻。
eg. This young man is full of conceit.
这个年轻人非常自负。
3. hardly ever
几乎不；几乎没有；
eg. We ate chips every night, but hardly ever had fish.
我们每晚吃炸薯条，但几乎从不吃鱼。
eg. I have hardly ever been out of this city.
我几乎未曾离开过这个城市。
